TONY's Homepage
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英制管螺紋
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規格
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標準徑
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鉆孔徑
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最大
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最小
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PS 1/16 ---
28
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6.50
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6.632
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6.490
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PS 1/8 ---
28
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8.50
|
8.637
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8.495
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PS 1/4 ---
19
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11.40
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11.549
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11.341
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PS 3/8 ---
19
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15.00
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15.054
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14.846
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PS 1/2 ---
14
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18.50
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18.773
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18.489
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PS 3/4 ---
14
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24.00
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24.259
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23.975
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PS 1 --- 11
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30.20
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30.471
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30.111
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PS 1-1/4 ---
11
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38.80
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39.132
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38.772
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PS 1-1/2 ---
11
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44.80
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45.025
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44.665
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PS 2 --- 11
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56.50
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56.836
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56.476
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回頁首
英制管螺紋
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規格
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標準徑
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有效牙部之長度（最小）中之母螺絲牙內徑
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標準長度（最小）中之母螺絲牙內徑
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使用絞刀時
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不用絞刀時
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PT
1/16 --- 28
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6.10
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6.20
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6.244
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6.384
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PT
1/8 --- 28
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8.10
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8.20
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8.249
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8.388
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PT
1/4 --- 19
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10.70
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11.00
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10.962
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11.174
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PT
3/8 --- 19
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14.20
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14.50
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14.448
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14.658
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PT
1/2 --- 14
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17.60
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18.00
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17.979
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18.263
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PT
3/4 --- 14
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23.00
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23.50
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23.378
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23.663
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PT
1 --- 11
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29.00
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29.50
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29.459
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29.882
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PT
1-1/4 --- 11
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37.50
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38.00
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37.976
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38.339
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PT
1-1/2 --- 11
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43.40
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44.00
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43.869
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44.232
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PT
2 --- 11
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54.90
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55.50
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55.412
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55.844
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回頁首
英制螺紋
規格
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鉆孔徑
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硬材
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軟材
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W 1/8 ---
40
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2.65
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2.60
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W 5/32 ---
32
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3.25
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3.20
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W 3/16 ---
24
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3.75
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3.70
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W 1/4 ---
20
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5.10
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5.00
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W 5/16 ---
18
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6.60
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6.50
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W 3/8 ---
16
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8.00
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7.90
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W 7/16 ---
14
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9.40
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9.30
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W 1/2 ---
12
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10.70
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10.50
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W 9/16 ---
12
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12.30
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12.00
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W 5/8 ---
12
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13.70
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13.50
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W 3/4 ---
10
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16.70
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16.50
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W 7/8 ---
9
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19.50
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19.30
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W 1 --- 8
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22.40
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22.00
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W 1-1/8 ---
7
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25.00
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24.80
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W 1-1/4 ---
7
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28.30
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28.00
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回頁首
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